diff --git a/lib/parser.ex b/lib/parser.ex
index f197733..d502a18 100644
--- a/lib/parser.ex
+++ b/lib/parser.ex
@@ -1177,6 +1177,7 @@ defmodule Parser do
       {:error, reason} ->
         {:error, "Invalid callsign: #{reason}"}
     end
+  end
 
   defp extract_ssid(nil), do: nil